Macrosiagon excavata
Klug, 1825
Macrosiagon excavata is a of in the Ripiphoridae. It is to South America, with specimens documented in museum collections from that region. The species was described by Klug in 1825. Like other members of the Macrosiagon, it is likely associated with the nests of solitary , though specific records for this species are not well documented.
Pronunciation
How to pronounce Macrosiagon excavata: /ˌmækroʊˈsaɪəɡən ɛksˈkeɪvaɪtə/
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Distribution
South America. The is listed in the Holdings of the Research Museum with 29 specimens documented from South localities.
Host Associations
- Ancistrocerus campestris - of of Macrosiagon have been observed preying on larvae of the Ancistrocerus campestris in North America, though this specific association is documented for M. cruentum rather than M. excavata. The Macrosiagon as a whole is known for such parasitic relationships with solitary .
Similar Taxa
- Macrosiagon cruentumBoth belong to the same and share similar and ecological associations with solitary nests. M. cruentum is the better-documented North species, while M. excavata is South American.
More Details
Taxonomic Note
Macrosiagon excavata was originally described by Klug in 1825. The Macrosiagon was formerly treated as part of the Ripiphoridae (formerly ), a group of characterized by unusual involving or in the nests of other , particularly and .